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Cushion|Lab Grown|IGI

1.99ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG821606523

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG821606523

Diamond specifications and retailer prices

From $652 AUD
$455 USD
As of November 3, 2026
Save $4,518 AUD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,799 AUD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.99ct lab-grown cushion diamond

This 1.99ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821606523 or 821606523. Listed at 16 retailers as of November 2, 2026, with a 693% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.99
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821606523
Dimensions7.37 × 7.17 × 4.81 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.37 mm7.17 mm1.99 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821606523
Side View
Table 65.0%Crown 32.2°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 67.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $1,317 AUD|Low: $652 AUD|High: $4,324 AUD|Avg: $1,733 AUD|+2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 3, 2026
Retailer 2$652 AUD
Retailer 10$722 AUD
Retailer 9$931 AUD
Retailer 3$959 AUD
Retailer 1$1,317 AUD
Retailer 5$1,373 AUD
Retailer 8$1,854 AUD
Retailer 7$2,037 AUD
Retailer 11$2,699 AUD
Retailer 4$2,926 AUD
Retailer 6$4,067 AUD

43 data points across 11 retailers

16 retailers$652 AUD to $5,169 AUD

A
Cheapest Retailer
-
$652 AUD
$455 USD
Final sale: no returns
Retailer 2
-
$722 AUD
$504 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
$931 AUD
$650 USD
View
A
Retailer 4
-
$959 AUD
$670 USD
View
A
Retailer 5
-
$978 AUD
$683 USD
View
B+
Retailer 6
-
$1,317 AUD
£724 GBP
View
B+
Retailer 7
-
$1,373 AUD
ZAR 15,493 ZAR
View
B+
Retailer 8
-
$1,854 AUD
View
B+
Retailer 9
-
$2,037 AUD
View
B
Retailer 10
-
$2,639 AUD
$1,843 USD
View
B
Retailer 11
-
$2,699 AUD
$1,885 USD
View
B
Retailer 12
-
$2,773 AUD
$1,937 USD
View
B
Retailer 13
-
$2,926 AUD
£1,609 GBP
View
B
Retailer 14
-
$4,067 AUD
$2,840 USD
View
B
Retailer 15
-
$5,169 AUD
$3,610 USD
View
Most Expensive
Do Amore Diamonds
23-821606523 · Nov 2
$5,799 AUD
$4,050 USD
View
Price under review
15 more retailers have this diamond
Prices start from $652 AUDSave up to $4,518 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.99ct Cushion
$652 AUD